Package | Description |
---|---|
org.apache.flink.contrib.streaming.state | |
org.apache.flink.runtime.state | |
org.apache.flink.runtime.state.heap |
This package contains the classes for key/value state backends that store the state
on the JVM heap as objects.
|
Modifier and Type | Class and Description |
---|---|
class |
RocksDBReducingState<K,N,V>
ReducingState implementation that stores state in RocksDB. |
Modifier and Type | Method and Description |
---|---|
protected <N,T> InternalReducingState<N,T> |
RocksDBKeyedStateBackend.createReducingState(TypeSerializer<N> namespaceSerializer,
ReducingStateDescriptor<T> stateDesc) |
Modifier and Type | Method and Description |
---|---|
protected abstract <N,T> InternalReducingState<N,T> |
AbstractKeyedStateBackend.createReducingState(TypeSerializer<N> namespaceSerializer,
ReducingStateDescriptor<T> stateDesc)
Creates and returns a new
ReducingState . |
Modifier and Type | Class and Description |
---|---|
class |
HeapReducingState<K,N,V>
Heap-backed partitioned
ReducingState that is
snapshotted into files. |
Modifier and Type | Method and Description |
---|---|
<N,T> InternalReducingState<N,T> |
HeapKeyedStateBackend.createReducingState(TypeSerializer<N> namespaceSerializer,
ReducingStateDescriptor<T> stateDesc) |
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